Etymology tree Proto-Indo-European *(s)ker-der. Ancient Greek κίρκος (kírkos)bor. Latin circus Latin circum Latin circum- Proto-Indo-European *gʷem- Proto-Indo-European *-yéti Proto-Indo-European *gʷm̥yéti Proto-Italic *gʷənjō Latin veniō Latin circumveniōlbor. English circumvent Learned borrowing from Latin circumveniō.